Martinsville City Area Code List
| Area Codes | Country | State | City | Time Zone | Operating |
|---|---|---|---|---|---|
| 217 | US | Illinois - IL | Martinsville | Central | Details |
| 276 | US | Virginia - VA | Martinsville | Eastern | Details |
| 660 | US | Missouri - MO | Martinsville | Central | Details |
| 765 | US | Indiana - IN | Martinsville | Eastern | Details |
| 937 | US | Ohio - OH | Martinsville | Eastern | Details |